Sam Neill's cult classic '80s horror movie, 'Possession,' is a must-watch for every fan of his work, and not just for its chilling portrayal of domestic violence. This film is a harrowing journey into the depths of human despair and madness, and it's a testament to the power of cinema. While Neill's performance as a West German spy is compelling, it's Isabelle Adjani's turn as his emotionally distraught wife that truly steals the show. Her performance is so intense and raw that it's hard to look away, even when it's making you uncomfortable. What makes 'Possession' so fascinating is the way it challenges our expectations of horror. It's not just a straight-up horror movie, but a complex exploration of the human psyche. The film's director, Andrzej Żuławski, takes us on a wild ride through the mind of a man on the brink of madness, and it's a thrilling experience. Personally, I think that 'Possession' is one of the most extreme films I've ever seen, and it's a testament to the power of cinema to push boundaries. The film's impact on viewers is profound, and it's a reminder of the importance of challenging ourselves as audiences. If you love Sam Neill, this is an essential watch. But even if you don't, 'Possession' is a must-see for anyone who appreciates a well-crafted, thought-provoking film. It's a chilling exploration of the darker side of human nature, and it's a reminder of the power of cinema to transport us to places we never thought we'd go. In my opinion, 'Possession' is a masterpiece of horror cinema, and it's a film that will stay with you long after the credits roll. So, if you haven't seen it yet, I highly recommend you check it out. It's a wild ride that you won't soon forget.